Jeanette chose 100
of the 1,500
students at her school at random and asked what was their favorite team sport to play. The results are
shown in the table below.

Favorite Team Sport Number of Students
Basketball 33
33

Soccer 31
31

Football 18
18

Other 11
11

None 7
7

Part A
Based on the results in the table, is it valid to infer that more students at Jeanette’s school like to play basketball than
football? Explain your answer.
Jeanette chose 100
of the 1,500
students at her school at random and asked what was their favorite team sport to play. The results are
shown in the table below.

Favorite Team Sport Number of Students
Basketball 33
33

Soccer 31
31

Football 18
18

Other 11
11

None 7
7

Part A
Based on the results in the table, is it valid to infer that more students at Jeanette’s school like to play basketball than
football? Explain your answer.



Part B
Based on the results in the table, is it valid to infer that more students at Jeanette’s school like to play basketball than
soccer? Explain your answer

Which scenarios are most effectively explored by conducting an experiment? there is more than one correct answer. select all that apply. researchers want to study the effectiveness of a particular drug for treating migraines. they want to know which dosage of the drug yields the best results with the least side effects. to ensure fair results, the researchers want to ensure that participants and dosage administrators do not know which dosage participants receive. a teacher wants to plan a class fieldtrip and quickly determine where students prefer to go for the class fieldtrip. a car mechanic wants to know which of two engine brands makes better-performing engines. he wants to test the engines in identical situations and rate their performance in a way that can be fairly measured. a chemist studies the properties of a metal compound. she wants to know how the sample size of the metal affects its ability to conduct electricity. she wants to conduct the research in a controlled environment to minimize bias. a realty company wants to know the average income of its clients. the company wants to gather data income from current clients.